This 4 screen set comes with one of each mesh size. You can classify your concentrates as needed for best gold recovery. Proper sizing of gold bearing material with a classifier screen before processing, is vital to reliable fine gold recovery.
• 20, 30, 40, 50 - Holes per Sq. Inch • Diameter: 5 3/4” Height 3 1/2" • 304 Stainless Steel Wire Mesh • Green Color - Plastic • Stacking Design
Processing the gold bearing material in different mesh sizes separately, makes clean up and fine gold recovery much more efficient and reliable You will receive one screen of each size for a total of four screens.